1330778000

素因数分解:

$2^4\times 5^3\times {\mathrm{41}}^1\times {\mathrm{16229}}^1$

素因数の和:16293

約数の個数: 80

約数和(自身を含む): 3296507760

約数和(自身を除く): 1965729760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 125, 164, 200, 205, 250, 328, 400, 410, 500, 656, 820, 1000, 1025, 1640, 2000, 2050, 3280, 4100, 5125, 8200, 10250, 16229, 16400, 20500, 32458, 41000, 64916, 81145, 82000, 129832, 162290, 259664, 324580, 405725, 649160, 665389, 811450, 1298320, 1330778, 1622900, 2028625, 2661556, 3245800, 3326945, 4057250, 5323112, 6491600, 6653890, 8114500, 10646224, 13307780, 16229000, 16634725, 26615560, 32458000, 33269450, 53231120, 66538900, 83173625, 133077800, 166347250, 266155600, 332694500, 665389000, 1330778000]

約数ペア:

[(1, 1330778000), (2, 665389000), (4, 332694500), (5, 266155600), (8, 166347250), (10, 133077800), (16, 83173625), (20, 66538900), (25, 53231120), (40, 33269450), (41, 32458000), (50, 26615560), (80, 16634725), (82, 16229000), (100, 13307780), (125, 10646224), (164, 8114500), (200, 6653890), (205, 6491600), (250, 5323112), (328, 4057250), (400, 3326945), (410, 3245800), (500, 2661556), (656, 2028625), (820, 1622900), (1000, 1330778), (1025, 1298320), (1640, 811450), (2000, 665389), (2050, 649160), (3280, 405725), (4100, 324580), (5125, 259664), (8200, 162290), (10250, 129832), (16229, 82000), (16400, 81145), (20500, 64916), (32458, 41000)]